Oklahoma had the Big 12’s top offense last year, but now they enter the SEC ahead of the 2024 season and have a new playcaller following the departure of Jeff Lebby. With former offensive analyst Seth Littrell being promoted to offensive coordinator this offseason and taking the reins of a unit that has been consistently dominant in recent history. The Sooners recently capped off spring practice with their spring game, and after the offense’s Red Team secured the victory, head coach Brent Venables was asked about his new offensive playcaller. “He’s been great, everything’s been good all spring…